Chapter 4	South Coast Air Basin						Table 4-6			
"Directly Emitted PM10 Emission Trends (tons/day, annual average)"										
Emission Source	1975	1980	1985	1990	1995	2000	2005	2010	2015	2020
All Sources	223	232	253	337	323	320	281	286	297	307
Stationary Sources	60	44	32	29	22	22	20	25	26	28
Area-wide Sources	122	145	173	249	255	254	213	219	231	241
On-Road Mobile	18	20	25	32	25	24	27	25	24	24
   Gasoline Vehicles	10	8	9	11	11	13	16	16	18	20
   Diesel Vehicles	8	12	16	21	13	11	11	8	6	4
Other Mobile	24	24	23	27	21	21	21	18	16	15
   Gasoline Fuel	2	3	3	4	4	4	4	5	6	7
   Diesel Fuel	19	19	18	21	15	15	14	11	8	5
   Other Fuel	2	2	2	3	3	2	3	2	2	3